Numbers k that 4^k + 13^2 is prime.

Terms

a(0) =1a(1) =3a(2) =5a(3) =7a(4) =9a(5) =13a(6) =15a(7) =31a(8) =33a(9) =47a(10) =65a(11) =99a(12) =103a(13) =147a(14) =197a(15) =203a(16) =257a(17) =399a(18) =411a(19) =471a(20) =497a(21) =979a(22) =1189a(23) =2851a(24) =3221a(25) =4689a(26) =5027a(27) =7131a(28) =7545a(29) =9049